According to the Frank-Starling Law, when more blood than normal is returned to the heart, the heart muscle will be stretched, resulting in a less forceful contraction of the ventricles.

Transport of glucose in the proximal convoluted tubule is both an active and passive process utilizing secondary active transport and facilitated diffusion, respectively.

______________ is the term for the diffusion of water across a semipermeable membrane.

What molecule does aerobic respiration start with? Also, what is the primary product of aerobic respiration (what is the point of doing it)? Make sure to distinguish which answer is which.

Observe the three animal cells below. Cell A has a surface area to volume ratio of 8:1. Cell B has a surface area to volume ratio of 4:1. The ratio for cell C is 2:1. Which of these cells would be most efficient in acquiring nutrients?

What are spontaneous mutations?

Neuroglial cells are capable of generating an electric signal.

A species of ornamental fish comes in two colors; red is dominant and blue is recessive.  Maria owns a red fish, but she doesn’t know its genotype.  Therefore, she mates her pet with a blue fish.  Half of the offspring were red and half were blue.  What is the genotype of Emily’s red fish?

During initiation of transcription, which of the following occurs?

A covalent bond is ____________ if the electrons are shared equally, like between two atoms of the same element.